<template>
  <div>
    <div id="slider" class="mui-slider">
      <div id="sliderSegmentedControl" class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted">
        <div class="mui-scroll">
          <a :class="['mui-control-item',item.id ===0?'mui-active':'']" href="#item1mobile" data-wid="tab-top-subpage-1.html" v-for="item in cates" :key="item.id" @tap="getAllPhotoes(item.id)">
            {{item.title}}
          </a>
        </div>
      </div>

    </div>
    <!-- 图片列表区域 -->
    <ul class="photo-list">
      <router-link v-for="item in list" :key="item.id" tag="li" :to="'/home/photoinfo/'+item.id">
        <img v-lazy="item.img_url">
        <div class="info">
          <h3>{{item.title}}</h3>
          <p>{{item.zhaiyao}}</p>
        </div>
      </router-link>
    </ul>
  </div>
</template>
<script>
import mui from "../../lib/mui/js/mui.min.js";
export default {
  data() {
    return {
      cates:[],
      list:[]
    }
  },
  methods: {
    getAllCategory(){
      this.$http.get('api/getimgcategory').then(result=>{
        if(result.body.status === 0) {
          // console.log(result.body)
          var all = {
            id:0,
            title:'全部',
          }
          this.cates = result.body.message;
          this.cates.unshift(all)
        }
      })
    },
    getAllPhotoes(cateId){
      this.$http.get('api/getimages/'+ cateId).then(result=>{
        if(result.body.status === 0) {
          // console.log(result.body)
          this.list = result.body.message
        }
      })
    }
  },
  created(){
    this.getAllCategory(),
    this.getAllPhotoes(0)
  },
  mounted(){
    mui('.mui-scroll-wrapper').scroll({
      deceleration: 0.0005 //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
    });
  }
}
</script>
<style lang="scss">
  * {
    touch-action: pan-y;
  }
  .photo-list {
    list-style: none;
    margin: 0;
    padding: 10px;
    padding-bottom: 0;
    li{
      position: relative;
      margin-bottom: 10px;
      box-shadow: 0 0 8px #999;
      background: #999;
      text-align: center;
      img {
      width: 100%;
      vertical-align: middle;
      }
      img[lazy="loading"] {
        width: 40px;
        height: 300px;
        margin: auto;
      }
      .info {
        max-height: 85px;
        position: absolute;
        bottom: 0;
        left: 0;
        color: #fff;
        text-align: left;
        background-color: rgba(0,0,0,.5);
        h3{
          font-size: 14px;
        }
        p{
          color: #fff;
          font-size: 12px;
          margin-bottom: 0;
        }
      }
    }
  }
</style>